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Hexafluoroacetone

Synonyms & Trade Names
Hexafluoro-2-propanone; 1,1,1,3,3,3-Hexafluoro-2-propanone; HFA; Perfluoroacetone
CAS No.
684-16-2
RTECS No.
UC2450000
DOT ID & Guide
2420 125
Formula
(CF3)2CO
Conversion
1 ppm = 6.79 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 0.1 ppm (0.7 mg/m3) [skin]
OSHA PEL
: none
Measurement Methods

None available
See: NMAM or OSHA Methods
Physical Description
Colorless gas with a musty odor. [Note: Shipped as a liquefied compressed gas.]
MW:
166.0
BP:
-18°F
FRZ:
-188°F
Sol:
Reacts
VP:
5.8 atm
IP:
11.81 eV
Fl.P:
NA
UEL:
NA
LEL:
NA
RGasD:
5.76
Nonflammable Gas, but highly reactive with water & other substances, releasing heat.
Incompatibilities & Reactivities
Water, acids [Note: Hygroscopic (i.e., absorbs moisture from the air); reacts with moisture to form a highly acidic sesquihydrate.]
Exposure Routes
inhalation, skin absorption, skin and/or eye contact
Symptoms
irritation eyes, skin, mucous membrane, respiratory system; pulmonary edema; liquid: frostbite; in animals: teratogenic, reproductive effects; kidney injury
Target Organs
Eyes, skin, respiratory system, kidneys, reproductive system
Personal Protection/Sanitation
(See protection codes)
Skin: Prevent skin contact/Frostbite
Eyes: Prevent eye contact/Frostbite
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
Provide: Frostbite wash
First Aid
(See procedures)
Eye: Frostbite
Skin: Frostbite
Breathing: Respiratory support
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 1057
 
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